Sagot :
Answer:
1.x=65degrees
Step-by-step explanation:
x+25=90
x=90-25
x=65 degrees
2. x = 40°
Step-by-step explanation:
Solution:
2x + 100° = 180°
( Transpose 100° to the other side )
2x = 180° - 100°
( Subtract like terms )
2x = 80°
( Multiplication Property of Equality )
x = 40°
SANA MAKATULONG